پرونده:Gray519.pngDescriptionGray519.png English: "Fig. 519. — iagram of the arterial circulation at the base of the brain. A.L. Antero-lateral. A.M. Antero-medial. P.L
پرونده:Circle of Willis es.svgdo polígono de Willis, artérias do cérebro e tronco cerebral |Source=Gray519.png |Date=01/24/2007 |Author=Rhcastilhos |Permission= |other_versions= }}
پرونده:Circle of Willis pl.svgthe circle of Willis, arteries of the brain and brain stem. |Source=Gray519.png |Date=01/24/2007 |Author=Rhcastilhos |Permission= |other_versions= }}
پرونده:Circle of Willis fr.svgthe circle of Willis, arteries of the brain and brain stem. |Source=Gray519.png |Date=01/24/2007 |Author=Rhcastilhos |Permission= |other_versions= }}
پرونده:Collicular artery.pngartery just distal to the bifurcation of the basilar artery. Date 11 March 2017 Source File:Gray519.png Author Pilarbini Permission (Reusing this file) PD